FR868365A - Procédé de sensibilisation de couches photographiques à base de diazoïques - Google Patents

Procédé de sensibilisation de couches photographiques à base de diazoïques

Info

Publication number
FR868365A
FR868365A FR868365DA FR868365A FR 868365 A FR868365 A FR 868365A FR 868365D A FR868365D A FR 868365DA FR 868365 A FR868365 A FR 868365A
Authority
FR
France
Prior art keywords
disazo
layers based
photographic layers
sensitizing photographic
sensitizing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cellophane SA France
Original Assignee
Cellophane SA France
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cellophane SA France filed Critical Cellophane SA France
Application granted granted Critical
Publication of FR868365A publication Critical patent/FR868365A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/52—Compositions containing diazo compounds as photosensitive substances
    • G03C1/61—Compositions containing diazo compounds as photosensitive substances with non-macromolecular additives

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
FR868365D 1939-12-27 1940-12-26 Procédé de sensibilisation de couches photographiques à base de diazoïques Expired FR868365A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE217787X 1939-12-27
DEK4418D DE906406C (de) 1939-12-27 1940-08-06 Verfahren zur Empfindlichkeitssteigerung von Diazo-Lichtpausschichten

Publications (1)

Publication Number Publication Date
FR868365A true FR868365A (fr) 1941-12-29

Family

ID=25762384

Family Applications (2)

Application Number Title Priority Date Filing Date
FR868365D Expired FR868365A (fr) 1939-12-27 1940-12-26 Procédé de sensibilisation de couches photographiques à base de diazoïques
FR51642D Expired FR51642E (fr) 1939-12-27 1941-06-17 Procédé de sensibilisation de couches photographiques à base de diazoïques

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR51642D Expired FR51642E (fr) 1939-12-27 1941-06-17 Procédé de sensibilisation de couches photographiques à base de diazoïques

Country Status (5)

Country Link
US (2) US2322982A (US06486227-20021126-C00005.png)
BE (2) BE440077A (US06486227-20021126-C00005.png)
CH (3) CH217787A (US06486227-20021126-C00005.png)
DE (2) DE903061C (US06486227-20021126-C00005.png)
FR (2) FR868365A (US06486227-20021126-C00005.png)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501874A (en) * 1946-06-12 1950-03-28 Gen Aniline & Film Corp Photographic diazo-sensitized glassine paper
US2531485A (en) * 1947-04-02 1950-11-28 Gen Aniline & Film Corp Diazotypes comprising amine salts of sulfonic acid containing azo components
US2542849A (en) * 1948-10-22 1951-02-20 Gen Aniline & Film Corp Diazotypes containing pyronones
GB1053276A (US06486227-20021126-C00005.png) * 1964-04-01
US3525618A (en) * 1964-12-04 1970-08-25 Geigy Ag J R Diazotype film materials
US3515554A (en) * 1966-07-25 1970-06-02 Philips Corp Diazo type paper and new high speed diazo reproduction process
US3485631A (en) * 1966-11-17 1969-12-23 Kalvar Corp Vesicular photographic materials
US3466172A (en) * 1967-01-13 1969-09-09 Ibm Method of using photographic vesicular and diazo films having diazo antihalation layers
DE1668358C3 (de) * 1968-01-17 1980-04-03 Hoechst Ag, 6000 Frankfurt 6-Phenyl- a -Pyrone als Absorptionsmittel für UV-Strahlung
GB1250252A (US06486227-20021126-C00005.png) * 1969-03-28 1971-10-20
US3907561A (en) * 1972-10-06 1975-09-23 Ricoh Kk Pyronyl-pyrylium sensitizers for electrophotographic organic photoconductors
US4147552A (en) * 1976-05-21 1979-04-03 Eastman Kodak Company Light-sensitive compositions with 3-substituted coumarin compounds as spectral sensitizers
US4284704A (en) * 1976-08-13 1981-08-18 Eastman Kodak Company Photographic elements with incorporated hydrogen source photoreductant and tetrazolium salt
JPS566236A (en) * 1979-06-28 1981-01-22 Fuji Photo Film Co Ltd Photosensitive material and pattern forming method using it
DD154402A1 (de) * 1980-12-15 1982-03-17 Fred Walkow Diazoniumsalze enthaltendes diazotypiematerial

Also Published As

Publication number Publication date
BE440077A (US06486227-20021126-C00005.png)
BE441985A (US06486227-20021126-C00005.png)
CH230638A (de) 1944-01-15
US2322982A (en) 1943-06-29
CH232522A (de) 1944-05-31
DE903061C (de) 1954-02-01
DE906406C (de) 1954-03-15
FR51642E (fr) 1943-03-18
US2378583A (en) 1945-06-19
CH217787A (de) 1941-11-15

Similar Documents

Publication Publication Date Title
FR949227A (fr) émulsions photographiques perfectionnées
FR868365A (fr) Procédé de sensibilisation de couches photographiques à base de diazoïques
FR949229A (fr) Nouvelles émulsions photographiques
FR847049A (fr) Film photographique
FR878099A (fr) Perfectionnements aux films photographiques
FR815400A (fr) Procédé de développement de couches photosensibles à bases de diazoïdes
FR949228A (fr) émulsions photographiques
FR945149A (fr) émulsions photographiques
FR864298A (fr) Obturateur photographique
FR867410A (fr) émulsions photographiques
FR886490A (fr) Bobine à film
FR867327A (fr) Films photographiques antistatiques perfectionnés
FR856367A (fr) Film photographique perfectionné
FR864676A (fr) Appareil cinématographique
FR945135A (fr) Film photographique
FR864776A (fr) Perfectionnements aux films photographiques
FR873311A (fr) Procédé pour le dépoussiérage de couches photographiques sensibles à la lumière
FR904254A (fr) Téléobjectif photographique
FR863391A (fr) Obturateur photographique
FR866454A (fr) Agrandisseur photographique
CA381769A (en) Photographic emulsion sensitizing process
FR859389A (fr) Photographie en relief
FR856351A (fr) émulsions photographiques
ES149094A3 (es) Un procedimiento de sensibilización de película fotográfica
FR862881A (fr) Obturateur photographique